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287 lines
12 KiB
287 lines
12 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* A list containig the pending course requests
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* @package chamilo.admin
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* @author José Manuel Abuin Mosquera <chema@cesga.es>, 2010
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* Centro de Supercomputacion de Galicia (CESGA)
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*
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* @author Ivan Tcholakov <ivantcholakov@gmail.com> (technical adaptation for Chamilo 1.8.8), 2010
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*/
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/* INIT SECTION */
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// Language files that need to be included.
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$language_file = array('admin', 'create_course');
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$cidReset = true;
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require '../inc/global.inc.php';
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$this_section = SECTION_PLATFORM_ADMIN;
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api_protect_admin_script();
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require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
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require_once api_get_path(CONFIGURATION_PATH).'course_info.conf.php';
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require_once api_get_path(LIBRARY_PATH).'course.lib.php';
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require_once api_get_path(LIBRARY_PATH).'course_request.lib.php';
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require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
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require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
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require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
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require_once api_get_path(LIBRARY_PATH).'usermanager.lib.php';
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// Including a configuration file.
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require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
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// Including additional libraries.
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require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
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// The delete action should be deactivated in this page.
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// Better reject the target request, after that you can delete it.
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define(DELETE_ACTION_ENABLED, false);
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// A check whether the course validation feature is enabled.
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$course_validation_feature = api_get_setting('course_validation') == 'true';
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// Filltering passed to this page parameters.
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$accept_course_request = intval($_GET['accept_course_request']);
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$reject_course_request = intval($_GET['reject_course_request']);
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$request_info = intval($_GET['request_info']);
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$delete_course_request = intval($_GET['delete_course_request']);
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$message = trim(Security::remove_XSS(stripslashes(urldecode($_GET['message']))));
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$is_error_message = !empty($_GET['is_error_message']);
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$keyword = Database::escape_string(trim($_GET['keyword']));
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if ($course_validation_feature) {
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/**
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* Course acceptance and creation.
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*/
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if (!empty($accept_course_request)) {
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$course_request_code = CourseRequestManager::get_course_request_code($accept_course_request);
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$course_id = CourseRequestManager::accept_course_request($accept_course_request);
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if ($course_id) {
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$course_code = CourseManager::get_course_code_from_course_id($course_id);
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$message = sprintf(get_lang('CourseRequestAccepted'), $course_request_code, $course_code);
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$is_error_message = false;
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} else {
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$message = sprintf(get_lang('CourseRequestAcceptanceFailed'), $course_request_code);
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$is_error_message = true;
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}
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}
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/**
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* Course rejection
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*/
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elseif (!empty($reject_course_request)) {
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$course_request_code = CourseRequestManager::get_course_request_code($reject_course_request);
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$result = CourseRequestManager::reject_course_request($reject_course_request);
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if ($result) {
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$message = sprintf(get_lang('CourseRequestRejected'), $course_request_code);
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$is_error_message = false;
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} else {
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$message = sprintf(get_lang('CourseRequestRejectionFailed'), $course_request_code);
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$is_error_message = true;
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}
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}
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/**
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* Sending to the teacher a request for additional information about the proposed course.
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*/
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elseif (!empty($request_info)) {
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$course_request_code = CourseRequestManager::get_course_request_code($request_info);
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$result = CourseRequestManager::ask_for_additional_info($request_info);
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if ($result) {
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$message = sprintf(get_lang('CourseRequestInfoAsked'), $course_request_code);
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$is_error_message = false;
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} else {
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$message = sprintf(get_lang('CourseRequestInfoFailed'), $course_request_code);
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$is_error_message = true;
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}
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}
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/**
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* Deletion of a course request.
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*/
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elseif (!empty($delete_course_request)) {
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$course_request_code = CourseRequestManager::get_course_request_code($delete_course_request);
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$result = CourseRequestManager::delete_course_request($delete_course_request);
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if ($result) {
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$message = sprintf(get_lang('CourseRequestDeleted'), $course_request_code);
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$is_error_message = false;
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} else {
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$message = sprintf(get_lang('CourseRequestDeletionFailed'), $course_request_code);
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$is_error_message = true;
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}
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}
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/**
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* Form actions: delete.
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*/
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elseif (DELETE_ACTION_ENABLED && isset($_POST['action'])) {
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switch ($_POST['action']) {
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// Delete selected courses
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case 'delete_course_requests' :
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$course_requests = $_POST['course_request'];
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if (is_array($_POST['course_request']) && !empty($_POST['course_request'])) {
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$success = true;
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foreach ($_POST['course_request'] as $index => $course_request_id) {
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$success &= CourseRequestManager::delete_course_request($course_request_id);
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}
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$message = $success ? get_lang('SelectedCourseRequestsDeleted') : get_lang('SomeCourseRequestsNotDeleted');
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$is_error_message = !$success;
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}
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break;
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}
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}
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} else {
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$link_to_setting = api_get_path(WEB_CODE_PATH).'admin/settings.php?category=Platform#course_validation';
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$message = sprintf(get_lang('PleaseActivateCourseValidationFeature'), sprintf('<strong><a href="%s">%s</a></strong>', $link_to_setting, get_lang('EnableCourseValidation')));
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$is_error_message = true;
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}
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/**
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* Get the number of courses which will be displayed.
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*/
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function get_number_of_requests() {
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return CourseRequestManager::count_course_requests(COURSE_REQUEST_PENDING);
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}
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/**
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* Get course data to display
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*/
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function get_request_data($from, $number_of_items, $column, $direction) {
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global $keyword;
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$course_request_table = Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST);
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$users_table = Database :: get_main_table(TABLE_MAIN_USER);
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$course_users_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
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if (DELETE_ACTION_ENABLED) {
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$sql = "SELECT id AS col0,
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code AS col1,
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title AS col2,
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category_code AS col3,
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tutor_name AS col4,
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request_date AS col5,
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id AS col6
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FROM $course_request_table WHERE status = ".COURSE_REQUEST_PENDING;
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} else {
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$sql = "SELECT
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code AS col0,
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title AS col1,
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category_code AS col2,
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tutor_name AS col3,
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request_date AS col4,
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id AS col5
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FROM $course_request_table WHERE status = ".COURSE_REQUEST_PENDING;
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}
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if ($keyword != '') {
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$sql .= " AND (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%')";
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}
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$sql .= " ORDER BY col$column $direction ";
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$sql .= " LIMIT $from,$number_of_items";
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$res = Database::query($sql);
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$course_requests = array();
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while ($course_request = Database::fetch_row($res)) {
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if (DELETE_ACTION_ENABLED) {
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$course_request[5] = api_get_local_time($course_request[5]);
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} else {
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$course_request[4] = api_get_local_time($course_request[4]);
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}
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$course_requests[] = $course_request;
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}
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return $course_requests;
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}
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/**
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* Enlace a la ficha del profesor
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*/
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function email_filter($teacher) {
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$sql = "SELECT user_id FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)." WHERE tutor_name LIKE '".$teacher."'";
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$res = Database::query($sql);
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$info = Database::fetch_array($res);
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return '<a href="./user_information.php?user_id='.$info[0].'">'.$teacher.'</a>';
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}
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/**
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* Actions in the list: edit, accept, reject, request additional information.
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*/
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function modify_filter($id) {
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$code = CourseRequestManager::get_course_request_code($id);
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$result = '<a href="course_request_edit.php?id='.$id.'&caller=0">'.Display::return_icon('edit.gif', get_lang('Edit'), array('style' => 'vertical-align: middle;')).'</a>'.
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' <a href="?accept_course_request='.$id.'">'.Display::return_icon('action_accept.gif', get_lang('AcceptThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ANewCourseWillBeCreated'), $code), ENT_QUOTES)).'\')) return false;')).'</a>'.
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' <a href="?reject_course_request='.$id.'">'.Display::return_icon('action_reject.gif', get_lang('RejectThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ACourseRequestWillBeRejected'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
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if (!CourseRequestManager::additional_info_asked($id)) {
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$result .= ' <a href="?request_info='.$id.'">'.Display::return_icon('request_info.gif', get_lang('AskAdditionalInfo'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('AdditionalInfoWillBeAsked'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
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}
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if (DELETE_ACTION_ENABLED) {
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$result .= ' <a href="?delete_course_request='.$id.'">'.Display::return_icon('delete.gif', get_lang('DeleteThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ACourseRequestWillBeDeleted'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
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}
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return $result;
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}
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$interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
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$tool_name = get_lang('ReviewCourseRequests');
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Display :: display_header($tool_name);
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// Display confirmation or error message.
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if (!empty($message)) {
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if ($is_error_message) {
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Display::display_error_message($message, false);
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} else {
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Display::display_normal_message($message, false);
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}
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}
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if (!$course_validation_feature) {
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Display :: display_footer();
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exit;
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}
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// Create a simple search-box.
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$form = new FormValidator('search_simple', 'get', '', '', 'width=200px', false);
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$renderer = $form->defaultRenderer();
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$renderer->setElementTemplate('<span>{element}</span> ');
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$form->addElement('text', 'keyword', get_lang('keyword'));
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$form->addElement('style_submit_button', 'submit', get_lang('Search'), 'class="search"');
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// The action bar.
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echo '<div style="float: right; margin-top: 5px; margin-right: 5px;">';
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echo '<a href="course_list.php">'.Display::return_icon('courses.gif', get_lang('CourseList')).get_lang('CourseList').'</a>';
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echo ' <a href="course_request_accepted.php">'.Display::return_icon('course_request_accepted.gif', get_lang('AcceptedCourseRequests')).get_lang('AcceptedCourseRequests').'</a>';
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echo ' <a href="course_request_rejected.php">'.Display::return_icon('course_request_rejected.gif', get_lang('RejectedCourseRequests')).get_lang('RejectedCourseRequests').'</a>';
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echo '</div>';
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echo '<div class="actions">';
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$form->display();
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echo '</div>';
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// Create a sortable table with the course data.
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$offet = DELETE_ACTION_ENABLED ? 1 : 0;
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$table = new SortableTable('course_requests_review', 'get_number_of_requests', 'get_request_data', 4 + $offet, 20, 'DESC');
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$table->set_additional_parameters($parameters);
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if (DELETE_ACTION_ENABLED) {
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$table->set_header(0, '', false);
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}
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$table->set_header(0 + $offet, get_lang('Code'));
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$table->set_header(1 + $offet, get_lang('Title'));
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$table->set_header(2 + $offet, get_lang('Category'));
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$table->set_header(3 + $offet, get_lang('Teacher'));
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$table->set_header(4 + $offet, get_lang('CourseRequestDate'));
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$table->set_header(5 + $offet, '', false);
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$table->set_column_filter(3 + $offet, 'email_filter');
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$table->set_column_filter(5 + $offet, 'modify_filter');
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if (DELETE_ACTION_ENABLED) {
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$table->set_form_actions(array('delete_course_requests' => get_lang('DeleteCourseRequests')), 'course_request');
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}
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$table->display();
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/* FOOTER */
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Display :: display_footer();
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